Declension table of ?dṛhyat

Masculine	Singular	Dual	Plural
Nominative	dṛhyan	dṛhyantau	dṛhyantaḥ
Vocative	dṛhyan	dṛhyantau	dṛhyantaḥ
Accusative	dṛhyantam	dṛhyantau	dṛhyataḥ
Instrumental	dṛhyatā	dṛhyadbhyām	dṛhyadbhiḥ
Dative	dṛhyate	dṛhyadbhyām	dṛhyadbhyaḥ
Ablative	dṛhyataḥ	dṛhyadbhyām	dṛhyadbhyaḥ
Genitive	dṛhyataḥ	dṛhyatoḥ	dṛhyatām
Locative	dṛhyati	dṛhyatoḥ	dṛhyatsu

Compound dṛhyat -

Adverb -dṛhyantam